Over-optimistic forecasts, coupled with underperformance, have long been a GM bugaboo.
Can we return the souped-up bugaboo strollers and turn off the shiny iPhone rattles in favor of simpler tools for raising a child?
Gwyneth Paltrow wheeled her daughter Apple around London in a bugaboo pram.
Something that frightens or defeats one; bugbear; hobgoblin; bogy
[1820s+; probably fr Bugibu, a demon cited in the Old French poem Aliscans, of 1141]